The Boring Company said construction of its Music City Loop transit system continues to accelerate, with the project’s first tunnel boring machine actively excavating beneath Nashville and a second machine scheduled to begin tunneling later this month.
In the latest project update, released Monday on its website, The Boring Company reported that Prufrock-MB1 has been tunneling since April while undergoing continuous upgrades to improve speed and reliability.
The company also announced that Prufrock-MB2 arrived in Nashville in late April and is currently undergoing final commissioning before its planned launch this month, while a third machine, Prufrock-MB3, is already under construction.
According to the update, geological conditions for the Nashville project remain favorable, with recent rock samples measuring approximately 14,000 pounds per square inch in compressive strength.
The long journey of rock in Nashville pic.twitter.com/4VtIirZNrS
— The Boring Company (@boringcompany) May 18, 2026
The company recently shared a video on social media showing how excavated rock is transported from the tunnel through a continuous conveyor belt system that extends as tunneling progresses.
In its update, the company also confirmed that all 37 permits and approvals required before tunneling began have been secured. Among the major milestones were approval of a tunnel permit and lease agreement from the Tennessee Department of Transportation and unanimous approvals for stations at Nashville International Airport and the Music City Center.
Last month, the company announced the first residential stops for the Music City Loop, with three towers – Prime, Alcove, and Paramount – in downtown Nashville granted exclusive access. Residents of the three towers will be able to use an exclusive elevator in order to access the novel transportation network, the company said.
The Boring Company further highlighted its expanded community outreach efforts in its Monday update, reporting that it has conducted more than 30 site tours, participated in over 120 volunteer events, and engaged with more than 230 local organizations as work on the project continues.
“Thank you, Nashville: The more we learn about Nashville, and the more time we spend with its state and local partners, the more exciting Music City Loop becomes. Your willingness to engage, ask questions, and help shape this project is invaluable,” the company says on its website.
The company is also continuing to expand its local workforce as construction for the Nashville project ramps up.
Nashville, we're hiring!
Join the fast-growing Music City Loop team and help build the future of transportation. We're looking for Electricians, Mechanics, Welders, Engineers, Safety Techs and Operations Leaders.
Hiring Event: Friday, June 5
Apply here: https://t.co/PUxja4brsG pic.twitter.com/spaua6ybtY
— The Boring Company (@boringcompany) May 31, 2026
In a social media post, The Boring Company announced a hiring event scheduled for Friday and said it is seeking electricians, mechanics, welders, engineers, safety technicians, and operations leaders to join the growing Music City Loop team.
The update on the tunnel project comes as Tennessee Senate Majority Leader Jack Johnson (R-Franklin) recently praised the project during an exclusive interview with The Tennessee Star’s CEO and Editor-in-Chief Michael Patrick Leahy, calling the Music City Loop a “win-win all the way around” for Nashville.
“Even if you don’t want to use it and continue driving your car, you’re getting thousands of cars off the road,” Johnson said.
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Kaitlin Housler is a reporter at The Tennessee Star and The Star News Network.
Photo “Music City Loop Construction” by The Boring Company.
